69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
#include "HeltecV4R8Board.h"
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void HeltecV4R8Board::begin() {
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ESP32Board::begin();
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periph_power.begin();
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periph_power.claim(); // R8 VEXT also feeds the LoRa antenna boost rail.
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loRaFEMControl.init();
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#ifdef PIN_TOUCH_RST
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pinMode(PIN_TOUCH_RST, OUTPUT);
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digitalWrite(PIN_TOUCH_RST, HIGH);
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delay(10);
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digitalWrite(PIN_TOUCH_RST, LOW);
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delay(100);
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digitalWrite(PIN_TOUCH_RST, HIGH);
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#endif
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esp_reset_reason_t reason = esp_reset_reason();
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if (reason == ESP_RST_DEEPSLEEP) {
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long wakeup_source = esp_sleep_get_ext1_wakeup_status();
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if (wakeup_source & (1 << P_LORA_DIO_1)) {
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startup_reason = BD_STARTUP_RX_PACKET;
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}
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rtc_gpio_hold_dis((gpio_num_t)P_LORA_NSS);
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rtc_gpio_deinit((gpio_num_t)P_LORA_DIO_1);
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}
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}
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void HeltecV4R8Board::onBeforeTransmit(void) {
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digitalWrite(P_LORA_TX_LED, HIGH);
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loRaFEMControl.setTxModeEnable();
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}
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void HeltecV4R8Board::onAfterTransmit(void) {
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digitalWrite(P_LORA_TX_LED, LOW);
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loRaFEMControl.setRxModeEnable();
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}
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void HeltecV4R8Board::powerOff() {
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loRaFEMControl.setSleepModeEnable();
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digitalWrite(P_LORA_PA_POWER, LOW);
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rtc_gpio_hold_en((gpio_num_t)P_LORA_PA_POWER);
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periph_power.release(); // Drop the permanent antenna-boost/VEXT claim from begin().
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ESP32Board::powerOff();
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}
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uint16_t HeltecV4R8Board::getBattMilliVolts() {
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analogReadResolution(12);
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uint32_t raw = 0;
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for (int i = 0; i < 8; i++) {
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raw += analogReadMilliVolts(PIN_VBAT_READ);
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}
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raw = raw / 8;
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return (adc_mult * raw);
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}
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const char* HeltecV4R8Board::getManufacturerName() const {
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#ifdef HELTEC_V4_R8_TFT
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return "Heltec V4 R8 TFT";
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#else
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return "Heltec V4 R8 OLED";
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#endif
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}
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